From 1f118d79e319da4e765502e9ca5b661772de94f1 Mon Sep 17 00:00:00 2001
From: historia <[not public]>
Date: Fri, 18 Sep 2026 18:38:35 -0400
Subject: refactor: casino table core; fix: stake/migration/validation gaps

---
 internal/persistence/txn.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'internal/persistence')

diff --git a/internal/persistence/txn.go b/internal/persistence/txn.go
index 8ba21fa..9939204 100644
--- a/internal/persistence/txn.go
+++ b/internal/persistence/txn.go
@@ -201,8 +201,10 @@ func (t *Transaction) Move(oldPath, newPath string) error {
 	if dst.Kind != kindMoveTarget && dst.Kind != "" {
 		return fmt.Errorf("conflicting operation on %s", newPath)
 	}
-	// An existing replace/delete on the destination becomes a move-target
-	// (the destination's before-image governs rollback).
+	// The destination must not already carry a replace/delete: callers must
+	// issue Move before any Replace on the destination. A destination already
+	// recorded as a move-target (a chained move) keeps its before-image for
+	// rollback.
 	dst.Kind = kindMoveTarget
 	src.Kind = kindMove
 	src.MoveTo = newPath
-- 
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